Study Status: Completed
Recruit Status: Completed
Study Type: Interventional
Official Title: A Phase III, Multi-Center, Multi-National, Randomized Withdrawal Study to Evaluate the Safety and Efficacy of BMS-188667 in Children and Adolescents With Active Polyarticular Juv
Brief Summary: The primary purpose of the clinical research study is to assess the safety of treating children and juvenile subjects with BMS-188667 (Abatacept). In addition, the study will assess the effectiveness of BMS-188667 in reducing disease activity of Juvenile Rheumatoid Arthritis (JRA) or Juvenile Idiopathic Arthritis (JIA) as measured by the time to occurrence of disease flare.